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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Jul 12 20:33:32 CEST 2013
This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG, LacNOG, TRNOG, CaribNOG and the RIPE Routing Working Group. Daily listings are sent to bgp-stats at lists.apnic.net For historical data, please see http://thyme.rand.apnic.net. If you have any comments please contact Philip Smith <pfsinoz at gmail.com>. Routing Table Report 04:00 +10GMT Sat 13 Jul, 2013 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 458665 Prefixes after maximum aggregation: 186702 Deaggregation factor: 2.46 Unique aggregates announced to Internet: 227996 Total ASes present in the Internet Routing Table: 44488 Prefixes per ASN: 10.31 Origin-only ASes present in the Internet Routing Table: 34829 Origin ASes announcing only one prefix: 16175 Transit ASes present in the Internet Routing Table: 5881 Transit-only ASes present in the Internet Routing Table: 149 Average AS path length visible in the Internet Routing Table: 4.7 Max AS path length visible: 29 Max AS path prepend of ASN ( 36992) 22 Prefixes from unregistered ASNs in the Routing Table: 2692 Unregistered ASNs in the Routing Table: 1140 Number of 32-bit ASNs allocated by the RIRs: 4870 Number of 32-bit ASNs visible in the Routing Table: 3778 Prefixes from 32-bit ASNs in the Routing Table: 11268 Special use prefixes present in the Routing Table: 27 Prefixes being announced from unallocated address space: 293 Number of addresses announced to Internet: 2628759084 Equivalent to 156 /8s, 175 /16s and 174 /24s Percentage of available address space announced: 71.0 Percentage of allocated address space announced: 71.0 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 94.7 Total number of prefixes smaller than registry allocations: 160376 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 110093 Total APNIC prefixes after maximum aggregation: 33771 APNIC Deaggregation factor: 3.26 Prefixes being announced from the APNIC address blocks: 112014 Unique aggregates announced from the APNIC address blocks: 46055 APNIC Region origin ASes present in the Internet Routing Table: 4849 APNIC Prefixes per ASN: 23.10 APNIC Region origin ASes announcing only one prefix: 1214 APNIC Region transit ASes present in the Internet Routing Table: 826 Average APNIC Region AS path length visible: 4.8 Max APNIC Region AS path length visible: 23 Number of APNIC region 32-bit ASNs visible in the Routing Table: 601 Number of APNIC addresses announced to Internet: 725913568 Equivalent to 43 /8s, 68 /16s and 143 /24s Percentage of available APNIC address space announced: 84.8 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 131072-133119 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8, 163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 159152 Total ARIN prefixes after maximum aggregation: 80574 ARIN Deaggregation factor: 1.98 Prefixes being announced from the ARIN address blocks: 159683 Unique aggregates announced from the ARIN address blocks: 73949 ARIN Region origin ASes present in the Internet Routing Table: 15772 ARIN Prefixes per ASN: 10.12 ARIN Region origin ASes announcing only one prefix: 5995 ARIN Region transit ASes present in the Internet Routing Table: 1641 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 27 Number of ARIN region 32-bit ASNs visible in the Routing Table: 19 Number of ARIN addresses announced to Internet: 1066464064 Equivalent to 63 /8s, 144 /16s and 243 /24s Percentage of available ARIN address space announced: 56.4 ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 53248-55295, 62464-63487, 393216-394239 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 118497 Total RIPE prefixes after maximum aggregation: 60385 RIPE Deaggregation factor: 1.96 Prefixes being announced from the RIPE address blocks: 121981 Unique aggregates announced from the RIPE address blocks: 78813 RIPE Region origin ASes present in the Internet Routing Table: 17289 RIPE Prefixes per ASN: 7.06 RIPE Region origin ASes announcing only one prefix: 8199 RIPE Region transit ASes present in the Internet Routing Table: 2831 Average RIPE Region AS path length visible: 5.2 Max RIPE Region AS path length visible: 29 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2376 Number of RIPE addresses announced to Internet: 656325988 Equivalent to 39 /8s, 30 /16s and 189 /24s Percentage of available RIPE address space announced: 95.4 RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-52223, 56320-58367 59392-61439, 196608-199679 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8, 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 48671 Total LACNIC prefixes after maximum aggregation: 9411 LACNIC Deaggregation factor: 5.17 Prefixes being announced from the LACNIC address blocks: 53175 Unique aggregates announced from the LACNIC address blocks: 24939 LACNIC Region origin ASes present in the Internet Routing Table: 1977 LACNIC Prefixes per ASN: 26.90 LACNIC Region origin ASes announcing only one prefix: 579 LACNIC Region transit ASes present in the Internet Routing Table: 362 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 29 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 776 Number of LACNIC addresses announced to Internet: 133326248 Equivalent to 7 /8s, 242 /16s and 101 /24s Percentage of available LACNIC address space announced: 79.5 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 262144-263679 plus ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 191/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 10896 Total AfriNIC prefixes after maximum aggregation: 2521 AfriNIC Deaggregation factor: 4.32 Prefixes being announced from the AfriNIC address blocks: 11519 Unique aggregates announced from the AfriNIC address blocks: 3974 AfriNIC Region origin ASes present in the Internet Routing Table: 647 AfriNIC Prefixes per ASN: 17.80 AfriNIC Region origin ASes announcing only one prefix: 188 AfriNIC Region transit ASes present in the Internet Routing Table: 132 Average AfriNIC Region AS path length visible: 4.8 Max AfriNIC Region AS path length visible: 25 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 6 Number of AfriNIC addresses announced to Internet: 46329600 Equivalent to 2 /8s, 194 /16s and 239 /24s Percentage of available AfriNIC address space announced: 46.0 AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4766 2930 11560 919 Korea Telecom (KIX) 17974 2580 855 92 PT TELEKOMUNIKASI INDONESIA 7545 2024 320 108 TPG Internet Pty Ltd 4755 1755 391 193 TATA Communications formerly 9829 1531 1220 44 BSNL National Internet Backbo 9583 1463 118 564 Sify Limited 4808 1172 2151 340 CNCGROUP IP network: China169 7552 1159 1080 13 Vietel Corporation 9498 1159 309 71 BHARTI Airtel Ltd. 24560 1085 394 164 Bharti Airtel Ltd., Telemedia Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 2988 3691 69 bellsouth.net, inc. 18566 2066 382 184 Covad Communications 1785 1999 678 126 PaeTec Communications, Inc. 22773 1992 2927 123 Cox Communications, Inc. 20115 1663 1617 616 Charter Communications 4323 1613 1134 403 Time Warner Telecom 701 1531 11127 798 UUNET Technologies, Inc. 30036 1351 304 657 Mediacom Communications Corp 7018 1298 11034 820 AT&T WorldNet Services 11492 1224 218 360 Cable One Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8402 1607 544 16 Corbina telecom 34984 1294 244 222 BILISIM TELEKOM 2118 1271 97 13 EUnet/RELCOM Autonomous Syste 20940 907 313 720 Akamai Technologies European 13188 837 98 81 Educational Network 31148 801 40 25 FreeNet ISP 6830 786 2376 441 UPC Distribution Services 8551 782 370 45 Bezeq International 12479 679 789 57 Uni2 Autonomous System 34744 648 160 85 SC GVM SISTEM 2003 SRL Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 28573 2902 1586 111 NET Servicos de Comunicao S.A 10620 2685 421 202 TVCABLE BOGOTA 7303 1732 1155 221 Telecom Argentina Stet-France 8151 1269 2747 384 UniNet S.A. de C.V. 18881 1119 844 20 Global Village Telecom 27947 829 94 91 Telconet S.A 6503 819 434 63 AVANTEL, S.A. 3816 718 306 85 Empresa Nacional de Telecomun 7738 698 1370 35 Telecomunicacoes da Bahia S.A 11172 619 88 65 Servicios Alestra S.A de C.V Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 36998 1172 80 4 MOBITEL 24863 883 274 30 LINKdotNET AS number 6713 542 617 25 Itissalat Al-MAGHRIB 8452 453 956 9 TEDATA 24835 345 80 8 RAYA Telecom - Egypt 3741 259 922 218 The Internet Solution 15706 220 32 6 Sudatel Internet Exchange Aut 29571 219 17 12 Ci Telecom Autonomous system 36992 205 527 22 Etisalat MISR 12258 194 28 67 Vodacom Internet Company Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 2988 3691 69 bellsouth.net, inc. 4766 2930 11560 919 Korea Telecom (KIX) 28573 2902 1586 111 NET Servicos de Comunicao S.A 10620 2685 421 202 TVCABLE BOGOTA 17974 2580 855 92 PT TELEKOMUNIKASI INDONESIA 18566 2066 382 184 Covad Communications 7545 2024 320 108 TPG Internet Pty Ltd 1785 1999 678 126 PaeTec Communications, Inc. 22773 1992 2927 123 Cox Communications, Inc. 4755 1755 391 193 TATA Communications formerly Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 28573 2902 2791 NET Servicos de Comunicao S.A 17974 2580 2488 PT TELEKOMUNIKASI INDONESIA 10620 2685 2483 TVCABLE BOGOTA 4766 2930 2011 Korea Telecom (KIX) 7545 2024 1916 TPG Internet Pty Ltd 18566 2066 1882 Covad Communications 1785 1999 1873 PaeTec Communications, Inc. 22773 1992 1869 Cox Communications, Inc. 8402 1607 1591 Corbina telecom 4755 1755 1562 TATA Communications formerly Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 59628 UNALLOCATED 5.200.128.0/17 48159 Telecommunication In 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 30031 UNALLOCATED 12.27.122.0/24 7018 AT&T WorldNet Servic 13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic 23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic 17300 UNALLOCATED 12.45.103.0/24 209 Qwest 17300 UNALLOCATED 12.45.110.0/24 701 UUNET Technologies, 16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic 14764 UNALLOCATED 12.108.237.0/24 7018 AT&T WorldNet Servic 33649 UNALLOCATED 12.111.112.0/24 19029 New Edge Networks Complete listing at http://thyme.rand.apnic.net/current/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 128.0.0.0/24 2876 Jump Management SRL 128.0.16.0/21 43568 RIPE Network Coordination Cen 128.0.24.0/21 41794 Altline LLC 128.0.42.0/24 60619 >>UNKNOWN<< 128.0.43.0/24 60619 >>UNKNOWN<< 128.0.46.0/23 39743 Mobimax Telecom SRL 128.0.53.0/24 60993 Totalsoft SA 128.0.54.0/24 60972 Carpatair SA 128.0.55.0/24 48571 SC efectRO SRL 128.0.56.0/24 60996 >>UNKNOWN<< Complete listing at http://thyme.rand.apnic.net/current/data-dsua Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 5.200.128.0/17 59628 >>UNKNOWN<< 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless 64.185.224.0/24 27431 JTL Networks Inc. 64.185.225.0/24 27431 JTL Networks Inc. 64.185.226.0/24 27431 JTL Networks Inc. 64.185.227.0/24 27431 JTL Networks Inc. 64.185.228.0/24 27431 JTL Networks Inc. 64.185.229.0/24 27431 JTL Networks Inc. 64.185.230.0/24 27431 JTL Networks Inc. Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:16 /9:11 /10:30 /11:92 /12:250 /13:482 /14:901 /15:1602 /16:12723 /17:6656 /18:11056 /19:22498 /20:32123 /21:34527 /22:48387 /23:42402 /24:241094 /25:1275 /26:1531 /27:863 /28:41 /29:68 /30:19 /31:0 /32:18 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2017 2066 Covad Communications 6389 1716 2988 bellsouth.net, inc. 8402 1305 1607 Corbina telecom 22773 1295 1992 Cox Communications, Inc. 30036 1218 1351 Mediacom Communications Corp 11492 1185 1224 Cable One 36998 1140 1172 MOBITEL 1785 1068 1999 PaeTec Communications, Inc. 6983 1018 1147 ITC^Deltacom 10620 1000 2685 TVCABLE BOGOTA Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:839 2:735 3:3 4:19 5:806 6:16 8:563 12:1912 13:3 14:857 15:11 16:3 17:10 20:17 23:305 24:1779 27:1485 31:1318 32:45 33:2 34:5 36:59 37:1865 38:879 39:2 40:171 41:2755 42:229 44:8 46:1956 47:2 49:659 50:756 52:12 54:35 55:5 57:26 58:1157 59:583 60:328 61:1415 62:1126 63:2013 64:4337 65:2160 66:4179 67:2020 68:1075 69:3296 70:796 71:491 72:1941 74:2468 75:323 76:308 77:1144 78:1003 79:614 80:1272 81:1018 82:634 83:582 84:595 85:1192 86:459 87:1020 88:544 89:1788 90:149 91:5526 92:618 93:1778 94:1934 95:1693 96:524 97:342 98:1024 99:42 100:30 101:586 103:2927 105:472 106:139 107:208 108:513 109:1866 110:921 111:1063 112:552 113:815 114:693 115:993 116:967 117:801 118:1116 119:1319 120:384 121:739 122:1802 123:1221 124:1375 125:1392 128:638 129:223 130:309 131:670 132:360 133:155 134:269 135:68 136:256 137:243 138:340 139:191 140:201 141:326 142:543 143:392 144:503 145:98 146:525 147:398 148:669 149:352 150:148 151:520 152:415 153:189 154:28 155:416 156:265 157:398 158:279 159:721 160:344 161:450 162:480 163:225 164:581 165:501 166:254 167:596 168:1028 169:129 170:1061 171:181 172:23 173:1592 174:545 175:484 176:1131 177:2138 178:1871 179:62 180:1463 181:492 182:1263 183:421 184:670 185:635 186:2313 187:1328 188:2106 189:1254 190:6630 192:6852 193:5860 194:4633 195:3467 196:1350 197:898 198:4507 199:5349 200:6003 201:2171 202:8829 203:8882 204:4503 205:2566 206:2833 207:2846 208:4012 209:3598 210:2902 211:1519 212:2181 213:1998 214:911 215:99 216:5251 217:1614 218:620 219:321 220:1277 221:559 222:321 223:446 End of report
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